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LD Systems
ZONE 624

19" 4-Zone Mixer 3U

ZONE 624

RRP 11.379.898,60 IDR / piece

Item No.:
24 Months
LD Systems ZONE 624 4-Zone Mixer

The ZONE 624 is a fully-equipped zone mixer with 6 line and 2 microphone channels, that can be assigned to a stereo or a mono master output. The compact 3U rack device also has inputs for an external emergency announcement system and remote- controlled switching mute. Due to its extensive connectivity the ZONE 624 is the extremely flexible control centre solution for PA systems in food outlets, clubs, hotels, fitness centres, and many...

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ZONE 624
ZONE 624
19" 4-Zone Mixer 3U

RRP 11.379.898,60 IDR / piece



Product type
Number of Zones
4 (Master, Zone A-C)
Installation Height
3 U
Total Input Channels
8 (2x Mic, 1x AUX/Line, 2x Phono/Line, 2x Line, 1x FOH/Line
Frequency response
20 - 40000
Microphone channels
2 (with phantom power 12 V)
Microphone Channel Connections
6.3 mm stereo jack (2 x balanced), XLR
Microphone channel controls
1 x EQ Hi, 1 x EQ Low, 1 x Talkover, 1x EQ Mid, 2 x gain, 2x On/Off
Microphone Channels Display Elements
Microphone Channels Input Impedance
4 kOhm
Microphone Channels Input Sensitivity
4.5 mV
Microphone Channels THD
0.08 %
Line Channels
6 (Input 1: Aux/Line, Input 2 + 5: Line/Phono, Input 3: USB/Line 4: Line, Input 6: Line/FOH
Line input connectors
input 2, 4 5: 2 x RCA, Input 1: 2 x RCA + 3.5 mm stereo jack, input 3: 2 x RCA + USB, input 6: 4 x RCA + 2 x 6.3 mm jack
Line Channel Controls
2x Phono/Line, AUX enable, Cue, FOH On, Gain, level
Line Channel Display Elements
Cue-LED, Signal/0 dB-LED
Line Channel Input Impedance
(Phono) 50 kOhm, 6 kOhm
Line Channels Input Sensitivity
(Phono) 25m V, 2.1 V
Line Channels THD
(Phono) 0.05%, 0.02%
input sensitivity AUX/Line
3 V
Line outputs
5 (Master - Stereo, 3x Zone - Mono, Rec - Stereo)
Output Connectors Master
2 x XLR (balanced), RCA (x2), Terminal block
Master Controls
EQ Hi, EQ Low, EQ Mid, level, Max. Level, T/O Damping, T/O Sensitivity
Master Display Elements
2 x 10 segment level meter
Master Output Levels
(balanced) 24 dBu, (unbalanced) 17 dBu
Zone Output Connections
Terminal block, XLR (balanced)
Zone Controls
100 Hz High Pass, Cue, EQ Hi, EQ Low, Include Mic, level, Max. Level, Source, T/O Damp
Zone Display Elements
5-Segment Level Meter
Zone Output Levels
24 (balanced/ unbalanced) dBu
Output Connections Rec
2 x RCA
Headphones ouput
Headphone Out Port
6.3 mm TRS
Headphone Output Controls
Cue Volume
Headphone Output Voltage
(@ 32 Ohm) 2.5 V
Additional Inputs
2 (Emergency Input, Output Mute)
Connections Additional Inputs
Terminal block
Additional Input Controls
Level Emergency Input
Input Sensitivity Emergency Input
5 V
Additional Controls
power switch
Additional Display Elements
Operating voltage
220 - 250 V AC, 50 Hz
Mains connector
IEC power connector
Power consumption
25 W
T 500 mAL / 250 V
485 mm
132 mm
210 mm
4,4 kg
Accessories (included)
Power cord, terminal blocks


19. Aug 2021
Satellites for the world of beers – LD Systems CURV® 500 at the La Cervoiserie beer bar in the south of France
4. May 2018
RACER’S cafe and restaurant uses full sound system from LD Systems


User's Manual

Category: Manual

Type: pdf

File size: 6 MB

Tender documents

Category: Tender Specifications

Type: zip

File size: 162 KB

LD Systems Catalogue

Category: Catalog

Type: pdf

File size: 38 MB

Item images

Category: Product images

Type: zip

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File size
User's Manual Manual pdf 6 MB
Tender documents Tender Specifications zip 162 KB
LD Systems Catalogue Catalog pdf 38 MB
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